Home / 4,941,111.40-7,412,012.70-1,948,906.60

Finding the Fourth Proportional to 4,941,111.40, 7,412,012.70 and 1,948,906.60

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Solution

The fourth proportional to 4,941,111.40, 7,412,012.70 and 1,948,906.60 is: 2,923,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941,111.40 : 7,412,012.70 = 1,948,906.60 : x
  2. Step 2: Convert to fraction form
    4,941,111.40/7,412,012.70 = 1,948,906.60/x
  3. Step 3: Cross multiply
    4,941,111.40x = 7,412,012.70 × 1,948,906.60
  4. Step 4: Simplify right side
    4,941,111.40x = 14,445,320,470,313.82
  5. Step 5: Solve for x
    x = 14,445,320,470,313.82/4,941,111.40
  6. Step 6: Final answer
    x = 2,923,496.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.